Jump starter



FIG. 1: Top plan view;

FIG. 2: Front elevation;

FIG. 3: Right end elevation;

FIG. 4: Left end elevation;

FIG. 5: Bottom plan view; and,

FIG. 6: Rear elevation.

The broken lines are for the purpose of illustrating unclaimed portions of the jump starter and form no part of the claimed design. 

CLAIM The ornamental design for a jumper starter, as shown and described. 